Question

Emily was going to sell all of her stamp collection to buy a video game. After selling half of them she changed her mind. She then bought seventeen more. Write an expression for how many she has now.

i think you have to write an expression to this...

Answer 1

Ok. So if s stands for stamps then we can start our problem.

Emily sold have of her stamps: s/2. All of her stamps divided by 2

Then she changed her mind and bought some (17) more. So the final equation would be: s/2+17

Answer 2

s/2 +17

Explanation:

If s represents the number of stamps Emily started with, then the number she had after selling half of them is ...

s/2

After purchasing 17 more, she had ...

s/2 +17